/*
 * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */

package com.sun.corba.se.impl.protocol.giopmsgheaders;

import com.sun.corba.se.spi.ior.iiop.GIOPVersion;
import com.sun.corba.se.spi.orb.ORB;

import com.sun.corba.se.spi.ior.ObjectKey;

/**
 * This implements the GIOP 1.0 LocateRequest header.
 *
 * @author Ram Jeyaraman 05/14/2000
 */

public final class LocateRequestMessage_1_0 extends Message_1_0
    implements LocateRequestMessage {

  // Instance variables

  private ORB orb = null;
  private int request_id = (int) 0;
  private byte[] object_key = null;
  private ObjectKey objectKey = null;

  // Constructor

  LocateRequestMessage_1_0(ORB orb) {
    this.orb = orb;
  }

  LocateRequestMessage_1_0(ORB orb, int _request_id, byte[] _object_key) {
    super(Message.GIOPBigMagic, false, Message.GIOPLocateRequest, 0);
    this.orb = orb;
    request_id = _request_id;
    object_key = _object_key;
  }

  // Accessor methods (LocateRequestMessage interface)

  public int getRequestId() {
    return this.request_id;
  }

  public ObjectKey getObjectKey() {
    if (this.objectKey == null) {
      // this will raise a MARSHAL exception upon errors.
      this.objectKey = MessageBase.extractObjectKey(object_key, orb);
    }

    return this.objectKey;
  }

  // IO methods

  public void read(org.omg.CORBA.portable.InputStream istream) {
    super.read(istream);
    ;
    this.request_id = istream.read_ulong();
    int _len0 = istream.read_long();
    this.object_key = new byte[_len0];
    istream.read_octet_array(this.object_key, 0, _len0);
  }

  public void write(org.omg.CORBA.portable.OutputStream ostream) {
    super.write(ostream);
    ostream.write_ulong(this.request_id);
    nullCheck(this.object_key);
    ostream.write_long(this.object_key.length);
    ostream.write_octet_array(this.object_key, 0, this.object_key.length);
  }

  public void callback(MessageHandler handler)
      throws java.io.IOException {
    handler.handleInput(this);
  }
} // class LocateRequestMessage_1_0
